In the drum-drying process, pureed raw ingredients are dried at relatively low temperatures over rotating, high-capacity drums that produce sheets of drum-dried product.
This product is milled to a finished flake or powder form.
Modern drum drying techniques results in dried ingredients which reconstitute immediately and retain much of their original flavor, color and nutritional value.
[1] Other products where drum drying can be used are, for example, starches, breakfast cereals, baby food, and instant mashed potatoes to make them cold-water-soluble.
This cooking article about preparation methods for food and drink is a stub.